3-Mercapto-7-methyl-[1,2,4]triazolo[4,3-a]pyrimidin-5(8H)-one CAS 92086-68-5
| CAS No. | 92086-68-5 |
| Molecular Formula | C6H6N4OS |
| Molecular Weight | 182.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C6H6N4OS, 3-Mercapto-7-methyl-[1,2,4]triazolo[4,3-a]pyrimidin-5(8H)-one contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 182.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
3-Mercapto-7-methyl-[1,2,4]triazolo[4,3-a]pyrimidin-5(8H)-one (CAS 92086-68-5), molecular formula C6H6N4OS and molecular weight 182.20 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 3-Mercapto-7-methyl-[1,2,4]triazolo[4,3-a]pyrimidin-5(8H)-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C6H6N4OS |
| Molecular Weight | 182.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Mercapto Standards
- 2-Mercapto-3-methyl-3H-purin-6(9H)-one (CAS 28139-02-8)
- 3-Mercapto-5-methyl-[1,2,4]triazolo[4,3-a]pyrimidin-7-ol (CAS 91184-07-5)
- 7-Mercapto-2-methyl-5H-pyrazolo[1,5-d][1,2,4]-triazin-4-one (CAS 40535-03-3)
- Methyl 2-mercapto-5-methylbenzoate (CAS 104795-79-1)
- 1-(4-mercapto-2,6-dimethylpyrimidin-5-yl)ethanone (CAS 13995-17-0)
- 2-Mercapto-5,6,7,8-tetrahydroquinazolin-4-ol (CAS 16064-21-4)
- 4-Mercapto-5,6,7,8-tetrahydroquinazolin-2-ol (CAS 21582-66-1)
- Methyl 2-mercapto-4-methylbenzoate (CAS 345910-55-6)
Recommended Standards
- 3-methanesulfonylpyridine-2-carbonitrile (CAS 66154-67-4)
- 3-Hydroxybenzo[b]thiophene 1,1-dioxide (CAS 61670-15-3)
- 3-methyl-1H,2H,3H,4H-thieno[2,3-d]pyrimidine-2,4-dione (CAS 75860-86-5)
- 3-Cyanobenzenesulfonamide (CAS 3118-68-1)
- 6-Thioguanosine-5-O-monophosphate sodium salt (CAS 74686-78-5)
- 2-Fluoro-4-(methoxymethoxy)benzaldehyde (CAS 2025821-71-8)
- 1-(1,1-Dimethylethyl)-4-ethyl 3-hydroxy-1,4-piperidinedicarboxylate (CAS 217488-49-8)
- 3-Iodotetrahydrothiophene 1,1-dioxide (CAS 17236-22-5)
- Δ9-Tetrahydrocannabinoic Acid B (CAS 23978-84-9)
- 2-((6-((3,4-Dihydroisoquinolin-2(1H)-yl)methyl)-4-oxo-4H-pyran-3-yl)oxy)-N-methylacetamide (CAS 898418-42-3)
- 2,2'-(Piperidine-2,6-diyl)bis(1-phenylethan-1-one) (CAS 864969-17-5)
- 3-((3-Chlorobenzyl)thio)-5-(4-chlorophenyl)-4-(p-tolyl)-4H-1,2,4-triazole (CAS 477332-59-5)
- Voriconazole Impurity 33 (CAS 1449785-88-9)
- Semaglutide Impurity 121 X Sodium Salt (CAS CATO-C4X-2226121)
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